#define _CRT_SECURE_NO_WARNINGS 1

#include "game.h"
#include <stdio.h>
void InitBoard(char board[ROW][COL],int row,int col)
{
    int i = 0;
    int j = 0;
    for(i = 0; i < row; i++)
    {
        for(j = 0; j < col; j++)
        {
            board[i][j] = ' ';
        }
    }
}

void DisplayBoard(char board[ROW][COL],int row,int col)
{
    int i = 0;
    for(i = 0; i < row; i++)
    {
        int j = 0;
        for(j = 0; j < col; j++)
        {
            printf(" %c ",board[i][j]);
            if(j<col-1)
            printf("|");
        }
        printf("\n");
        if(i < row-1)
        {
            int j = 0;
            for(j = 0; j < col; j++)
            {
                printf("---");
                if(j<col-1)
                printf("|");
            }
            printf("\n");
        }
    }
}


void PlayerMove(char board[][COL],int row,int col)
{
    int x = 0;
    int y = 0;
    printf("玩家下>:\n");
    while(1)
    {  
        printf("请输入下棋的坐标:>");
        scanf("%d %d",&x,&y);
        //判断坐标合法性
        if(x>=1 && x<=row && y>=1 && y<=col)
        {
            //下棋
            //判断坐标是否被占用
            if(board[x-1][y-1]==' ')
            {
                board[x-1][y-1] = '*';
                break;
            }
            else
            {
                printf("坐标被占用,请重新输入\n");
            }
        }
        else
        {
            printf("坐标非法,请重新输入\n");
        }
    }
}
void ComputerMove(char board[][COL],int row,int col)
{
    printf("电脑走:>\n");

    while(1)
    {
        int x = rand()%row;
        int y = rand()%col;
        //判断占用
        if(board[x][y]==' ')
        {
            board[x][y] = '#';
            break;
        }
    }
}

IsFull(char board[ROW][COL],int row, int col)
{
    int i = 0;
    int j = 0;
    for(i = 0; i < row; i++)
    {
        for(j = 0; j < col; j++)
        {
            if(board[i][j] == ' ')
            {
                return 0;//棋盘没满
            }
        }
    }
    return 1;
}
char IsWin(char board[ROW][COL],int row, int col)
{
    int i = 0;
    //判断三行
    for( i = 0; i < row; i++)
    {
        if(board[i][0]==board[i][1]&&board[i][1]==board[i][2]&&board[i][1]!=' ')
        {
            return board[i][1];
        }
    }
    //判断三列
    for( i = 0; i < col; i++)
    {
        if(board[0][i]==board[1][i]&&board[1][i]==board[2][i]&&board[1][i]!=' ')
        {
            return board[1][i];
        }
    }
    //判断对角线
    if(board[0][0]==board[1][1]&&board[1][1]==board[2][2]&&board[1][1]!=' ')
    {
            return board[1][1];
    }   
    if(board[0][2]==board[1][1]&&board[1][1]==board[2][0]&&board[1][1]!=' ')
    {
            return board[1][1];
    }

    //判断平局
    //如果满了返回1，不满返回0
    int ret = IsFull(board,row,col);
    if(ret == 1)
    {
        return 'Q';
    }

    //继续
    return 'C';
}